INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ad8420ad3ebb8860f2a54b699ebd6a593548a8a09054a6aa5db9840e0ed86684', 
    '1EHJOi2cr550jb82AnA9EdG7gbhRlSWrId/2XohEYTs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)